Eyeball examining device

Details Eyeball examining device Eyeball examining device

1979-10-15

1983-01-25

Corbin, John K.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351211, 351214, 351221, 354 6Z, A61B 314, A61B 310, G03B 2900

Patent

active

043700330

ABSTRACT:
An eye examining device having a television pickup camera, an optical system for magnifying the eye ground or retina and focussing the image on said camera, a television monitor connected to the camera to display the image of the retina and an optical pattern movably disposed in the plane of the image and a light source illuminating said pattern.

REFERENCES:
patent: 4146310 (1979-03-01), Kohayakawa et al.
patent: 4196979 (1980-04-01), Kohayakawa et al.
patent: 4279478 (1981-07-01), Matsumura

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